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collection.h
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collection.h
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/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
/*
* collection.h: different types of collections
*
* Copyright 2007 Novell, Inc. (http://www.novell.com)
*
* See the LICENSE file included with the distribution for details.
*
*/
#ifndef __MOON_COLLECTION_H__
#define __MOON_COLLECTION_H__
#include <glib.h>
#include "dependencyobject.h"
#include "eventargs.h"
#include "point.h"
class CollectionIterator;
//
// Collection: provides a collection that we can monitor for
// changes. We expose this collection in a few classes to
// the managed world, and when a change happens we get a
// chance to reflect the changes
//
/* @Namespace=System.Windows */
/* @ManagedName=PresentationFrameworkCollection`1 */
/* @ManagedDependencyProperties=Manual */
class Collection : public DependencyObject {
public:
/* @PropertyType=gint32,DefaultValue=0,GenerateAccessors */
const static int CountProperty;
/* @GenerateCBinding,GeneratePInvoke */
virtual Type::Kind GetElementType () = 0;
int Generation () { return generation; }
GPtrArray *Array () { return array; }
/* @GenerateCBinding,GeneratePInvoke */
virtual CollectionIterator *GetIterator ();
/* @GenerateCBinding,GeneratePInvoke */
virtual int GetCount ();
int Add (Value value);
int Add (Value *value);
/* @GenerateCBinding,GeneratePInvoke */
virtual bool Clear ();
/* @GenerateCBinding,GeneratePInvoke */
bool Contains (Value *value);
/* @GenerateCBinding,GeneratePInvoke */
int IndexOf (Value *value);
bool Insert (int index, Value value);
bool Insert (int index, Value *value);
bool Remove (Value value);
/* @GenerateCBinding,GeneratePInvoke */
bool Remove (Value *value);
bool RemoveAt (int index);
bool SetValueAt (int index, Value *value);
Value *GetValueAt (int index);
/* @GenerateCBinding,GeneratePInvoke,Version=2.0 */
virtual int AddWithError (Value *value, MoonError *error);
/* @GenerateCBinding,GeneratePInvoke,Version=2.0 */
virtual bool InsertWithError (int index, Value *value, MoonError *error);
/* @GenerateCBinding,GeneratePInvoke,Version=2.0 */
virtual Value *GetValueAtWithError (int index, MoonError *error);
/* @GenerateCBinding,GeneratePInvoke,Version=2.0 */
virtual bool SetValueAtWithError (int index, Value *value, MoonError *error);
/* @GenerateCBinding,GeneratePInvoke,Version=2.0 */
virtual bool RemoveAtWithError (int index, MoonError *error);
const static int ChangedEvent;
const static int ItemChangedEvent;
protected:
GPtrArray *array;
int generation;
void EmitChanged (CollectionChangedAction action, Value *new_value, Value *old_value, int index);
void EmitItemChanged (DependencyObject *object, DependencyProperty *property, Value *newValue, Value *oldValue);
virtual bool CanAdd (Value *value);
virtual bool AddedToCollection (Value *value, MoonError *error) { return true; }
virtual void RemovedFromCollection (Value *value) {}
void SetCount (int count);
Collection ();
virtual ~Collection ();
virtual void Dispose ();
};
/* @Namespace=None */
class DependencyObjectCollection : public Collection {
public:
/* @GenerateCBinding,GeneratePInvoke */
DependencyObjectCollection ();
virtual Type::Kind GetElementType () { return Type::DEPENDENCY_OBJECT; }
virtual void SetSurface (Surface *surface);
virtual void OnSubPropertyChanged (DependencyProperty *prop, DependencyObject *obj, PropertyChangedEventArgs *args);
virtual void UnregisterAllNamesRootedAt (NameScope *from_ns);
virtual void RegisterAllNamesRootedAt (NameScope *to_ns, MoonError *error);
protected:
virtual bool AddedToCollection (Value *value, MoonError *error);
virtual void RemovedFromCollection (Value *value);
virtual ~DependencyObjectCollection ();
};
/* @Namespace=System.Windows.Media */
class DoubleCollection : public Collection {
public:
/* @GenerateCBinding,GeneratePInvoke */
DoubleCollection ();
virtual Type::Kind GetElementType () { return Type::DOUBLE; }
static DoubleCollection* FromStr (const char *str);
protected:
virtual ~DoubleCollection ();
};
/* @Namespace=System.Windows.Media */
class PointCollection : public Collection {
public:
/* @GenerateCBinding,GeneratePInvoke */
PointCollection ();
virtual Type::Kind GetElementType () { return Type::POINT; }
static PointCollection* FromStr (const char *str);
protected:
virtual ~PointCollection ();
};
class CollectionIterator {
public:
CollectionIterator (Collection *c);
~CollectionIterator ();
/* @GenerateCBinding,GeneratePInvoke */
int Next ();
/* @GenerateCBinding,GeneratePInvoke */
bool Reset ();
/* @GenerateCBinding,GeneratePInvoke */
Value* GetCurrent (int *error);
/* @GenerateCBinding,GeneratePInvoke */
static void Destroy (CollectionIterator *iterator);
private:
Collection *collection;
int generation;
int index;
};
enum VisualTreeWalkerDirection {
Logical,
ZForward,
ZReverse
};
class VisualTreeWalker {
public:
VisualTreeWalker (UIElement *item, VisualTreeWalkerDirection direction = Logical, Types *types = NULL);
~VisualTreeWalker ();
UIElement *Step ();
int GetCount ();
protected:
DependencyObject *content;
Collection *collection;
Types *types;
int index;
VisualTreeWalkerDirection direction;
};
class DeepTreeWalker {
public:
DeepTreeWalker (UIElement *top);
UIElement *Step ();
void SkipBranch ();
~DeepTreeWalker ();
protected:
List *walk_list;
Types *types;
UIElement *last;
};
/* @Namespace=System.Windows */
class TriggerCollection : public DependencyObjectCollection {
protected:
virtual ~TriggerCollection ();
public:
/* @GenerateCBinding,GeneratePInvoke,ManagedAccess=Internal */
TriggerCollection ();
virtual Type::Kind GetElementType () { return Type::EVENTTRIGGER; }
};
/* @Namespace=System.Windows */
class TriggerActionCollection : public DependencyObjectCollection {
protected:
virtual ~TriggerActionCollection ();
public:
/* @GenerateCBinding,GeneratePInvoke */
TriggerActionCollection ();
/* this may seem wrong, but it's what the TriggerActionCollection mandates */
virtual Type::Kind GetElementType () { return Type::BEGINSTORYBOARD; }
};
/* @Namespace=System.Windows.Documents */
class InlineCollection : public DependencyObjectCollection {
protected:
virtual ~InlineCollection ();
public:
/* @GenerateCBinding,GeneratePInvoke,ManagedAccess=Internal */
InlineCollection ();
virtual Type::Kind GetElementType () { return Type::INLINE; }
bool Equals (InlineCollection *inlines);
};
/* @Namespace=System.Windows.Controls */
class UIElementCollection : public DependencyObjectCollection {
protected:
virtual ~UIElementCollection ();
public:
GPtrArray *z_sorted;
/* @GenerateCBinding,GeneratePInvoke,ManagedAccess=Internal */
UIElementCollection ();
virtual Type::Kind GetElementType () { return Type::UIELEMENT; }
virtual bool Clear ();
void ResortByZIndex ();
};
/* @Namespace=System.Windows.Controls */
class ItemCollection : public Collection {
protected:
virtual ~ItemCollection ();
public:
/* @GenerateCBinding,GeneratePInvoke,ManagedAccess=Internal */
ItemCollection ();
virtual Type::Kind GetElementType () { return Type::OBJECT; }
};
/* @Namespace=System.Windows.Controls */
class MultiScaleSubImageCollection : public DependencyObjectCollection {
public:
GPtrArray *z_sorted;
/* @GenerateCBinding,GeneratePInvoke,ManagedAccess=Internal */
MultiScaleSubImageCollection ();
virtual Type::Kind GetElementType () { return Type::MULTISCALESUBIMAGE; }
virtual bool Clear ();
void ResortByZIndex ();
protected:
virtual ~MultiScaleSubImageCollection ();
};
/* @Namespace=System.Windows.Controls */
class HitTestCollection : public UIElementCollection {
protected:
virtual bool AddedToCollection (Value *value, MoonError *error) { return true; }
virtual void RemovedFromCollection (Value *value) {}
virtual ~HitTestCollection () {}
public:
/* @GenerateCBinding,GeneratePInvoke,ManagedAccess=Internal */
HitTestCollection ();
};
G_BEGIN_DECLS
Collection *collection_new (Type::Kind kind);
G_END_DECLS
#endif /* __MOON_COLLECTION_H__ */